(a) Service at municipality. A motor carrier of property, motor passenger carrier of express, and freight forwarder authorized to serve a municipality may serve all points within that municipality's commercial zone not beyond the territorial limits, if any, fixed in such authority.

(b) Service at unincorporated community. A motor carrier of property, motor passenger carrier of express, and freight forwarder, authorized to serve an unincorporated community having a post office of the same name, may serve all points in the United States not beyond the territorial limits, if any, fixed in such authority, as follows:

(1) All points within 3 miles of the post office in such unincorporated community if it has a population of less than 2,500; within 4 miles if it has a population of 2,500 but less than 25,000; and within 6 miles if it has a population of 25,000 or more;

(2) At all points in any municipality any part of which is within the limits described in paragraph (b)(1) of this section; and

(3) At all points in any municipality wholly surrounded, or so surrounded except for a water boundary, by any municipality included under the terms of paragraph (b)(2) of this section.

(a) Scope. An irregular route motor carrier may operate between authorized service points over any reasonably direct or logical route unless expressly prohibited.

(b) Requirements. Before commencing operations, the carrier must, regarding each State traversed:

(1) Notify the State regulatory body in writing, attaching a copy of its operating rights;

(2) Designate a process agent; and

(3) Comply with 49 CFR 387.315.