B2B contacts in SIC Railroads, Line-Haul Operating (4011)
RampedUp holds 445,233 professional profiles for Railroads, Line-Haul Operating (4011) as of the build — 0.1% of all profiles carrying a SIC code, and 0.0% of the global file. Of those, 253,808 carry a professional email address and 38,753 carry a mobile number. Ranked #104 of 585 SIC codes.
What the records carry
Field coverage for Railroads, Line-Haul Operating (4011), 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 | Railroads, Line-Haul Operating (4011) records | Share of Railroads, Line-Haul Operating (4011) | Global share |
|---|---|---|---|
| Professional email | 253,808 | 57.0% | 18.9% |
| Personal email | 62,813 | 14.1% | 13.3% |
| Phone (any) | 423,062 | 95.0% | 34.9% |
| Mobile number | 38,753 | 8.7% | 7.4% |
| Primary contact record | 299,608 | 67.3% | 32.4% |
| All five present on one record | 12,771 | 2.9% | 1.5% |
Go deeper in the Count Explorer
Everything above is an exact count for Railroads, Line-Haul Operating (4011) on its own. To put Railroads, Line-Haul Operating (4011) 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 Railroads, Line-Haul Operating (4011) already selected, and it tells you on every answer whether the number is exact or an estimate.
- Railroads, Line-Haul Operating (4011) with a mobile number38,753
- Railroads, Line-Haul Operating (4011) with a professional email address253,808
- Railroads, Line-Haul Operating (4011) with all five fields present12,771
Why a second filter changes the answer. The August 2026 cube holds one dimension at a time, so a count for Railroads, Line-Haul Operating (4011) on its own is read straight out of it and is exact. Combine Railroads, Line-Haul Operating (4011) 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 Railroads, Line-Haul Operating (4011) by profile count.
| # | SIC code | Profiles | Professional email | Mobile |
|---|---|---|---|---|
| 102 | Short-Term Business Credit Institutions (6153) | 450,808 | 163,113 | 67,915 |
| 103 | Industrial Machinery, Nec (3599) | 446,021 | 214,784 | 36,189 |
| 105 | Office Equipment (5044) | 440,184 | 186,347 | 59,152 |
| 106 | Hardware, Nec (3429) | 440,140 | 267,304 | 29,999 |
Questions about this slice
How many Railroads, Line-Haul Operating (4011) contacts does RampedUp have?
RampedUp holds 445,233 professional profiles for Railroads, Line-Haul Operating (4011) as of the August 2026 build, which is 0.1% of all profiles carrying a SIC code and 0.0% of the global file of 895,093,624.
How many Railroads, Line-Haul Operating (4011) contacts have an email address?
253,808 carry a professional email address (57.0% of Railroads, Line-Haul Operating (4011) records) and 62,813 carry a personal email address (14.1%).
How many Railroads, Line-Haul Operating (4011) contacts have a phone number?
423,062 carry a phone number of some kind (95.0%), of which 38,753 are mobile numbers (8.7% of Railroads, Line-Haul Operating (4011) records).
Need this cross-filtered?
These are exact counts for Railroads, Line-Haul Operating (4011) on its own. For Railroads, Line-Haul Operating (4011) 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.