B2B contacts in SIC National Security (9711)
RampedUp holds 1,293,311 professional profiles for National Security (9711) as of the build — 0.4% of all profiles carrying a SIC code, and 0.1% of the global file. Of those, 930,629 carry a professional email address and 274,770 carry a mobile number. Ranked #62 of 587 SIC codes.
What the records carry
Field coverage for National Security (9711), counted from the October 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 | National Security (9711) records | Share of National Security (9711) | Global share |
|---|---|---|---|
| Professional email | 930,629 | 72.0% | 19.3% |
| Personal email | 241,545 | 18.7% | 13.3% |
| Phone (any) | 1,202,678 | 93.0% | 35.3% |
| Mobile number | 274,770 | 21.2% | 7.4% |
| Primary contact record | 796,148 | 61.6% | 32.1% |
| All five present on one record | 108,338 | 8.4% | 1.6% |
Go deeper in the Count Explorer
Everything above is an exact count for National Security (9711) on its own. To put National Security (9711) 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 National Security (9711) already selected, and it tells you on every answer whether the number is exact or an estimate.
- National Security (9711) with a mobile number274,770
- National Security (9711) with a professional email address930,629
- National Security (9711) with all five fields present108,338
Why a second filter changes the answer. The October 2026 cube holds one dimension at a time, so a count for National Security (9711) on its own is read straight out of it and is exact. Combine National Security (9711) 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 SIC codes
The SIC codes ranked either side of National Security (9711) by profile count.
| # | SIC code | Profiles | Professional email | Mobile |
|---|---|---|---|---|
| 60 | Fabricated Plate Work (Boiler Shops) (3443) | 1,359,434 | 835,791 | 151,075 |
| 61 | Services-Detective, Guard & Armored Car Services (7381) | 1,346,547 | 493,977 | 122,676 |
| 63 | Security Brokers, Dealers & Flotation Companies (6211) | 1,268,996 | 620,089 | 150,310 |
| 64 | Space Vehicle Equipment, Nec (3769) | 1,248,379 | 820,025 | 235,859 |
Questions about this slice
How many National Security (9711) contacts does RampedUp have?
RampedUp holds 1,293,311 professional profiles for National Security (9711) as of the October 2026 build, which is 0.4% of all profiles carrying a SIC code and 0.1% of the global file of 893,501,354.
How many National Security (9711) contacts have an email address?
930,629 carry a professional email address (72.0% of National Security (9711) records) and 241,545 carry a personal email address (18.7%).
How many National Security (9711) contacts have a phone number?
1,202,678 carry a phone number of some kind (93.0%), of which 274,770 are mobile numbers (21.2% of National Security (9711) records).
Need this cross-filtered?
These are exact counts for National Security (9711) on its own. For National Security (9711) 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.