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| Website | http://www.referenceguide.com |
| Revenue | $5 million |
| Employees | View employees |
| Address | 53 Parkerville Rd, Southborough, Massachusetts 01772, US |
| Phone | +1 508-397-5550 |
| Industry | Media & Internet General, Media & Internet |
| Competitors | Coursera, Quora, Khan Academy, Independent Researcher, Encyclopaedia Britannica, Investopedia, Wolfram|Alpha LLC, HowStuffWorks, 01234, Encyclopedia.com +46 more (view full list) |
| SIC | SIC Code 27 Companies, SIC Code 274 Companies |
| NAICS | NAICS Code 511 Companies, NAICS Code 5111 Companies, NAICS Code 51 Companies, NAICS Code 513 Companies |
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Reference Guide Questions
The Reference Guide annual revenue was $5 million in 2026.
Reference Guide is based in Southborough, Massachusetts.
The NAICS codes for Reference Guide are [511, 5111, 51, 513].
The SIC codes for Reference Guide are [27, 274].
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