Why Small Businesses Underestimate Business Directories (And What the Data Shows)

Sarah runs a plumbing supply shop in a mid-sized Midlands town. Third-generation family business, forty-odd trade accounts, a website that looks like it was built during the Cameron government. She called me last spring because her Google Ads spend had plateaued and her son — the one she’d hired to “handle the internet” — was out of ideas.

What followed was six months of unglamorous, spreadsheet-heavy work that produced the best marketing ROI she’d seen in a decade. Almost none of it involved the channels she expected.

Here’s how that walkthrough actually went — the forks, the numbers, the stuff that surprised us, and what I’d change if the budget or the business looked different.

Meet Sarah’s Plumbing Supply Problem

Sarah’s shop sells to two audiences: working plumbers who need parts same-day, and DIY homeowners who’ve watched one too many YouTube videos. The mix matters, because directory approach for B2B trade buyers looks nothing like directory approach for panicked homeowners Googling “compression fitting near me” at 9pm.

The $4,200/month Google Ads ceiling

She’d been spending roughly £3,400/month (about $4,200) on Google Ads for three years. The campaigns worked — cost-per-click around £1.80, conversion rate a respectable 4.2% on the landing pages we’d rebuilt in 2022. But every time she tried to scale past that budget, CPCs crept up and conversion rates sagged. Classic auction fatigue; she was already capturing most of the high-intent searches in her catchment.

Her son wanted to try TikTok. I told her to run, not walk, in the opposite direction.

Why she’d written off directories in 2019

Back in 2019 she’d paid £89/month for a “premium” listing on a B2B trade directory that shall remain unnamed. Twelve months in, she could attribute exactly two phone calls to it — one of which was a wrong number. She cancelled, swore off directories forever, and put the money toward a Facebook boosted-post experiment that went roughly as well as you’d expect.

That experience is wildly common. Most small business owners I interview who “tried directories” tried one directory, picked the wrong one, and generalised from a sample size of one. It would be like trying one restaurant in Bradford and concluding British food is inedible.

The referral pattern that changed her mind

The thing that got her attention was a pattern in her own CRM. Over six months, seven new trade accounts had opened after the customer told her counter staff something like “I found you on [X].” In four cases, X was a directory she didn’t know she was listed on. In two, it was Google Maps. In one, it was Yell — which she thought had shut down years ago (it hasn’t; it’s just less visible than it was).

That’s when she rang me.

Auditing the Current Directory Footprint

Rule one of any directory engagement: don’t add a single new listing until you know what’s already out there. Acquisition before audit is how you end up with six variations of your business name scattered across the web, all fighting each other for citation authority.

Pulling the NAP consistency report

NAP — Name, Address, Phone. We ran Sarah’s business through BrightLocal’s citation tracker and Moz Local. Took about twenty minutes. The result: her business appeared on 61 directories we could find, with 14 different variations of the address alone. “Unit 4” vs “Unit 4A” vs “Units 4-5”; phone number with and without the 0; three different trading names depending on which decade the listing was created in.

This is the part practitioners skip. It’s boring. It’s also where the money is.

Finding 23 listings she didn’t create

Of those 61 listings, Sarah had personally created maybe a dozen. The rest were auto-generated from data brokers, scraped from Companies House, or claimed by previous staff members whose email addresses no longer existed. Twenty-three of them had information she couldn’t edit because she couldn’t prove ownership.

This is the dirty secret of the directory ecosystem. You don’t get to exclude yourself. Your business information is already distributed across what Jasmine Directory describes as “interconnected ecosystems that power much of the internet’s business information infrastructure. The only question is whether that information is accurate.

The three citations actively hurting rankings

Three listings were genuinely damaging. One had the wrong phone number — a line she’d disconnected in 2017. Another listed her as permanently closed (a competitor had flagged it; we still don’t know which one, though I have suspicions). A third had her categorised as a “bathroom showroom,” which is technically a thing she sells but absolutely not what she wants to rank for.

Fixing those three took six weeks of back-and-forth with support teams. The permanently-closed one required a utility bill, a Companies House filing, and a mildly threatening email before it got resolved.

Running the Numbers Nobody Runs

Here’s where most directory conversations go wrong: people ask “are directories worth it?” as if it’s a yes/no question. It isn’t. It’s a portfolio question. Some will print money for your business; most won’t move the needle; a few will actively cost you more than they return.

Cost-per-lead across 14 directories

Once we’d cleaned up citations, we instrumented tracking. Unique phone numbers via CallRail on the directories that allowed them, UTM-tagged URLs where we could, and — for the stubborn cases — a “how did you hear about us?” field on her contact form that her counter staff also asked verbally.

After ninety days, here’s what cost-per-lead looked like across the fourteen directories we were actively managing:

Compare that to her Google Ads cost-per-lead at the time: £23.40. The directories weren’t replacing Ads — they were complementing it at roughly a third of the acquisition cost, for a smaller but meaningful volume.

The branded search lift from Yelp cleanup

The weirdest finding: after we corrected Sarah’s Yelp listing (which had an old logo and a since-closed branch address), branded search volume for her business name rose about 18% over the next four months. Nobody was clicking through from Yelp in meaningful numbers. But people were evidently checking her there, then Googling the business name separately to find the website.

I’ve seen this pattern repeatedly. Directories aren’t always the destination; sometimes they’re the validation step. A prospect finds you somewhere, sees consistent information across Yelp and Google and an industry directory, and only then commits to the click. You’ll never attribute that journey cleanly, but the branded-search lift is a decent proxy.

Why BBB outperformed Angi for her vertical

We tested both. Angi (formerly Angie’s List, and a poster child for what happens when you mismanage a rebrand) sent tyre-kickers — homeowners looking for the cheapest possible fix. BBB-style trust directories sent better-qualified buyers, including two property management firms that became recurring wholesale accounts.

The lesson: directories aren’t interchangeable. They have different audiences, and the audience matters more than the traffic volume. A directory sending 500 visits/month of the wrong people is worse than a directory sending 40 visits of the right ones.

The Prioritization Fork

By month three, Sarah had a cleaned-up footprint and data on what was working. Now came the real question: where to invest further, and where to stop.

Industry-specific vs. general directories

General directories (Google, Bing, Apple Maps, Yell, Yelp) are non-negotiable. Free, enormous reach, and the citation signals feed local SEO. NH Strategic Marketing lists the usual suspects — Google, Bing Places, Apple Maps, Yelp, Foursquare, Yahoo! Local, City Pages, MerchantCircle — and frankly, if you don’t have accurate listings on all of those, nothing else we’re about to discuss matters.

Industry-specific directories are where the nuance lives. For Sarah, the plumbing trade directories sent fewer visits but dramatically higher-value ones. For a wedding photographer, it’d be Hitched and Guides for Brides. For a solicitor, it’d be Chambers and the Legal 500. The principle: one vertical directory with engaged users beats ten general ones with idle browsers.

When to pay for premium placement

I’m generally sceptical of premium upsells. The sales call is always persuasive; the delivered results rarely are. My rule: never buy premium on month one. Run the free tier for 90 days, measure actual lead flow, and only upgrade if (a) the free tier is already producing leads and (b) the premium tier unlocks a specific, measurable feature — not just “priority placement” which is marketing-speak for “we put you where we want.”

Sarah upgraded on exactly two directories. One paid off (the niche trade directory). The other didn’t and we downgraded after six months.

The 80/20 list we settled on

We landed on a prioritised list of roughly twelve directories that got active management, and another fifteen that got quarterly NAP checks but no other attention. The twelve active ones included the big generals, two industry-specific trade directories, a regional business listings site, and — because her B2B audience skewed traditional — a curated general directory in the vein of Jasmine Directory, which we found useful for the editorial quality signal it sent to both users and search engines.

Six Months of Measurable Output

Let’s talk numbers. Sarah’s campaign ran from April through September. Here’s what the data showed at the six-month review.

31% increase in direction requests

Direction requests on Google Business Profile rose 31% year-on-year. That’s the metric I trust most for storefront businesses, because it correlates almost perfectly with physical foot traffic and it’s hard to game. Calls from GBP rose 22%; website clicks rose 14%.

Crucially, these lifts happened without any meaningful change to her website, her ad spend, or her product range. The only variable was citation cleanup plus active management of about a dozen directory profiles.

The unexpected wholesale inquiry channel

Here’s the one nobody predicted. Two of the industry-specific trade directories started generating wholesale enquiries — property management companies, small letting agents, a facilities firm — none of which Sarah had ever actively marketed to. The wholesale channel hadn’t existed as a deliberate strategy; it emerged because the directories put her in front of buyers she’d never have found via Google Ads.

Wholesale accounts are worth roughly 8-12x an average retail transaction over their lifetime. Four new ones in six months materially changed her business trajectory. If we’d been optimising purely for retail CPL, we’d have missed it entirely.

Attribution gaps that still frustrate us

I want to be honest about what we couldn’t measure. Probably 30% of the lift is unattributable — we see the aggregate improvement in calls, footfall, and branded search, but we can’t always tie it to a specific directory. The Yelp branded-search lift I mentioned earlier is a good example: real, measurable at the aggregate level, impossible to trace to individual conversions.

This drives finance directors mad and I understand why. But attribution-only thinking is how businesses end up killing channels that work because they can’t trace every pound. At some point you have to accept that the lift exists even when the attribution doesn’t.

Adapting This Under Different Constraints

Sarah had a reasonable budget and a team member (her son, redeployed from the TikTok dream) to do implementation work. Most businesses don’t. Here’s how the playbook changes when the constraints tighten.

The £500 budget version

If I had £500 total to spend on a directory strategy for the year, here’s how I’d allocate it:

• £0 on the big free generals (Google, Bing, Apple Maps, Yelp free tier) — just invest the time
• £150 on a one-off citation audit via BrightLocal or Whitespark
• £200 on one paid industry-specific directory listing, chosen based on where competitors are
• £150 held back for premium upgrades once you have 90 days of data

Would it produce Sarah’s results? No. Would it produce 60-70% of them? In my experience, yes — because the highest-ROI work is the free-directory cleanup, not the paid placements.

Service-area businesses vs. storefronts

Storefronts have it easier. Google Business Profile favours them, direction requests are trackable, reviews accumulate naturally. Service-area businesses — plumbers, electricians, mobile car valets — have a harder job. Google constrains your visibility; reviews come slower; the “service area” feature on GBP is still a bit of a mess.

For service-area businesses, the shift is: lean harder on industry directories and trade-specific platforms (Checkatrade, Trustatrader, MyBuilder in the UK). They replace some of what a storefront gets for free from Maps-based discovery.

What changes in saturated metros

Running this playbook in Leeds or Leicester is one thing. Running it in central London or Manchester — where every niche has hundreds of competitors and local SEO is a knife fight — is another.

In saturated metros, directory cleanup still matters (the basics are the basics), but incremental lift from general directories shrinks because everyone’s already well-optimised. Your edge has to come from niche directories your competitors have overlooked, review velocity (not just count), and deeper integration with industry-specific platforms. The work is harder and the returns are thinner, but the downside of neglect is also bigger because your competitors are active.

Transferable Rules for Your Own Audit

Here’s what I’d want you to take away, whether you run a plumbing supply shop, a dental practice, or a small accountancy firm.

Start with citation cleanup, not acquisition

The instinct is to add listings. The higher-ROI work is almost always fixing what’s already there. You probably have listings you don’t know about, several with wrong information, and at least one actively damaging your local rankings. Audit first. Add second. In that order, always.

Treat directories as distribution, not SEO

The old framing — “directories help SEO” — is true but incomplete, and it leads people to care only about backlinks and citation counts. The better framing: directories are distribution channels that put your business information in front of buyers at the moment of intent. Some of that distribution happens through search engines; some happens within the directories themselves; some happens through the validation effect I described earlier. Think of them the way you think of supermarket shelves — visibility at the point of decision — not the way you think of link-building.

The quarterly review cadence that works

I’ve tried monthly reviews (too frequent, not enough change to act on) and annual reviews (too infrequent, problems fester). Quarterly is the sweet spot. Every three months: pull the citation report, check the lead-attribution spreadsheet, review which directories have earned another quarter of budget and which haven’t, and spot-check three random listings for accuracy.

It takes about ninety minutes per quarter once you’ve done it twice. That’s the entire ongoing time cost.

Sarah’s story isn’t unique. It’s what happens when a business takes a channel they’d written off, runs the actual numbers, and rebuilds from the citation layer up. The specific percentages will differ for your business — plumbing supply in the Midlands is not the same as a yoga studio in Brighton — but the method transfers.

The next time someone tells you directories are dead, ask them how many they audited before reaching that conclusion. If the answer is less than five, they’re not telling you about directories; they’re telling you about one bad experience they’ve generalised into a worldview. Go do the audit. The data will tell you the rest.