B2B contacts in Libraries
RampedUp holds 143,781 professional profiles for Libraries as of the build — 0.0% of all profiles carrying an industry, and 0.0% of the global file. Of those, 78,553 carry a professional email address and 35,285 carry a mobile number. Ranked #147 of 413 industries.
What this industry covers
This industry includes entities that provide library or archive services. They maintain collections of documents (e.g., books, journals, newspapers, and music) and archival material of historical interest for informational, research, educational, or recreational use. All or portions may be accessible electronically.
2022 NAICS. This industry maps to NAICS 519210 — Libraries and Archives.
How this slice behaves. Professional email sits on 54.6% of Libraries records, in line with the 52.7% average across all classified industries. Mobile numbers sit on 24.5%, above the 12.4% industry average — worth knowing before you plan the channel mix.
What the records carry
Field coverage for Libraries, counted from the August 2026 build. The global column is there so you can see whether this slice runs above or below the file as a whole.
| Field on the record | Libraries records | Share of Libraries | Global share |
|---|---|---|---|
| Professional email | 78,553 | 54.6% | 18.9% |
| Personal email | 33,850 | 23.5% | 13.3% |
| Phone (any) | 127,404 | 88.6% | 34.9% |
| Mobile number | 35,285 | 24.5% | 7.4% |
| Primary contact record | 96,818 | 67.3% | 32.4% |
| All five present on one record | 11,441 | 8.0% | 1.5% |
Go deeper in the Count Explorer
Everything above is an exact count for Libraries on its own. To put Libraries together with a second filter — a title level, a job function, a company size band, a revenue band — open it in the Count Explorer. It arrives with Libraries already selected, and it tells you on every answer whether the number is exact or an estimate.
- Libraries with a mobile number35,285
- Libraries with a professional email address78,553
- Libraries with all five fields present11,441
Why a second filter changes the answer. The August 2026 cube holds one dimension at a time, so a count for Libraries on its own is read straight out of it and is exact. Combine Libraries with a second dimension and the cube has no such cell — the explorer estimates it, shows the ceiling it cannot exceed, and labels it an estimate rather than passing it off as a measured number.
Comparable industries
The industries ranked either side of Libraries by profile count.
| # | Industry | Profiles | Professional email | Mobile |
|---|---|---|---|---|
| 145 | Ground Passenger Transportation | 150,668 | 75,043 | 15,853 |
| 146 | Public Health | 148,745 | 76,485 | 13,444 |
| 148 | Medical and Diagnostic Laboratories | 141,309 | 66,735 | 16,734 |
| 149 | Home Health Care Services | 139,630 | 77,548 | 21,515 |
Questions about this slice
What does the Libraries industry include?
This industry includes entities that provide library or archive services. They maintain collections of documents (e.g., books, journals, newspapers, and music) and archival material of historical interest for informational, research, educational, or recreational use. All or portions may be accessible electronically.
How many Libraries contacts does RampedUp have?
RampedUp holds 143,781 professional profiles for Libraries as of the August 2026 build, which is 0.0% of all profiles carrying an industry and 0.0% of the global file of 895,093,624.
How many Libraries contacts have an email address?
78,553 carry a professional email address (54.6% of Libraries records) and 33,850 carry a personal email address (23.5%).
How many Libraries contacts have a phone number?
127,404 carry a phone number of some kind (88.6%), of which 35,285 are mobile numbers (24.5% of Libraries records).
Need this cross-filtered?
These are exact counts for Libraries on its own. For Libraries combined with a title level, a company size or a required field, use the explorer — or ask and we will run it against the live file.