49 CFR § 372.221 - Twin Cities.

---
identifier: "/us/cfr/t49/s372.221"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "49 CFR § 372.221 - Twin Cities."
title_number: 49
title_name: "Transportation"
section_number: "372.221"
section_name: "Twin Cities."
chapter_name: "FEDERAL MOTOR CARRIER SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION"
subchapter_number: "B"
subchapter_name: "FEDERAL MOTOR CARRIER SAFETY REGULATIONS"
part_number: "372"
part_name: "EXEMPTIONS, COMMERCIAL ZONES, AND TERMINAL AREAS"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "49 U.S.C. 13504 and 13506; Pub. L. 105-178, sec. 4031, 112 Stat. 418; and 49 CFR 1.87."
cfr_part: "372"
---


# 372.221 Twin Cities.

For the purpose of determining commercial zones, utilizing the general population-mileage formula as set forth in § 372.241, each of the following combinations of cities shall be considered as a single municipality:

(a) Having a population equal to the sum of their combined populations, and

(b) Having boundaries comprised of their combined corporate limits, with the common portion thereof disregarded:

(1) Bluefield, Va.-W. Va.

(2) Bristol, Va.-Tenn.

(3) Davenport, Iowa, and Rock Island and Moline, Ill.

(4) Delmar, Del-Md.

(5) Harrison, Ohio-West Harrison, Ind.

(6) Junction City, Ark.-La.

(7) Kansas City, Mo.-Kansas City, Kans.

(8) Minneapolis-St. Paul, Minn.

(9) St. Louis, Mo.-East St. Louis, Ill.

(10) Texarkana, Ark.-Tex.

(11) Texhoma, Tex.-Okla.

(12) Union City, Ind.-Ohio.

[41 FR 56654, Dec. 29, 1976, as amended at 62 FR 15422, Apr. 1, 1997]