NAICS 491110
Postal Service
RampedUp holds 5,609 professional profiles classified to 2022 NAICS 491110 as of the build — 0.0% of all profiles carrying a NAICS classification. Of those, 2,853 carry a professional email address and 99 carry a mobile number. Ranked #313 of 370 codes.
What NAICS 491110 covers
This industry comprises establishments primarily engaged in providing mail services under a universal service obligation. Mail services include the carriage of letters, printed matter, or mailable packages, including acceptance, collection, processing, and delivery. Due to the infrastructure requirements of providing mail service under a universal service obligation, postal service establishments often provide parcel and express delivery services in addition to the mail service. Establishments primarily engaged in performing one or more parts of the basic mail service, such as sorting, routing and/or delivery (except bulk transportation of mail) are included in this industry. Cross-References. Establishments primarily engaged in--
Official 2022 NAICS definition. Sector 49 — Transportation and Warehousing. Mapped in the RampedUp taxonomy to Postal Services.
What the records carry
Field coverage for NAICS 491110, August 2026 build.
| Field on the record | Records | Share of 491110 | Share across all NAICS |
|---|---|---|---|
| Professional email | 2,853 | 50.9% | 50.8% |
| Personal email | 307 | 5.5% | 16.0% |
| Phone (any) | 4,939 | 88.1% | 89.3% |
| Mobile number | 99 | 1.8% | 13.4% |
| Primary contact record | 2,627 | 46.8% | 63.9% |
| All five present on one record | 12 | 0.2% | 4.5% |
Counts come from the RampedUp August 2026 build. RampedUp's crosswalk maps each 6-digit 2022 NAICS code to exactly one industry in its own taxonomy, so this is that industry's population viewed under the NAICS classification — not a separate tally.
Comparable NAICS codes
The codes ranked either side of 491110 by profile count.
Questions about NAICS 491110
What is NAICS code 491110?
491110 — Postal Service. This industry comprises establishments primarily engaged in providing mail services under a universal service obligation. Mail services include the carriage of letters, printed matter, or mailable packages, including acceptance, collection, processing, and delivery. Due to the infrastructure requirements of providing mail service under a universal service obligation, postal service establishments often provide parcel and express delivery services in addition to the mail service. Establishments primarily engaged in performing one or more parts of the basic mail service, such as sorting, routing and/or delivery (except bulk transportation of mail) are included in this industry. Cross-References. Establishments primarily engaged in--
How many contacts does RampedUp have for NAICS 491110?
5,609 professional profiles as of the August 2026 build, which is 0.0% of all profiles carrying a NAICS classification. Counts come from the RampedUp August 2026 build. RampedUp's crosswalk maps each 6-digit 2022 NAICS code to exactly one industry in its own taxonomy, so this is that industry's population viewed under the NAICS classification — not a separate tally.
What contact details are available for NAICS 491110?
2,853 records carry a professional email address (50.9%), 307 a personal email address, 4,939 a phone number and 99 a mobile number.
Need this cross-filtered?
Exact counts for NAICS 491110 on its own. For this code combined with a title level, company size or a required field, ask and we will run it against the live file.