This is a recurring message program to provide pilots with SMS text notifications relevant to their flights, using the short code 358782 (FLTSVC)

Flight Service does not have a separate charge for these services. However, standard message and data rates may apply from your mobile carrier. Message frequency varies by flight.

By signing up for these services, you are agreeing to receive text messages from Flight Service, and you approve any such charges from your mobile carrier that may appear on your mobile phone bill or be deducted from your prepaid balance. Flight Service reserves the right to terminate this SMS service, in whole or in part, at any time without notice. The information in any message may be subject to certain time lags and/or delays. You are responsible for managing the types of SMS texts you receive.

For help:

To stop receiving notification messages via SMS: text STOP, or CANCEL, or UNSUBSCRIBE, or END, or QUIT to 358782. By enrolling in this SMS service, you consent that following such a request to unsubscribe, you will receive one (1) final message from Flight Service confirming that you have been inactivated in our system. Following such confirmation message, no additional text messages will be sent unless you re-activate your subscription.

Participating carriers include, but are not necessarily limited to:
Aio Wireless, Alaska Communications Systems (ACS), Appalachian Wireless (EKN), AT&T, Bluegrass Cellular, Boost Mobile, Carolina West Wireless, CellCom, Cellular One of East Central IL (ECIT), Cellular One of Northeast Arizona, Cellular One of Northeast Pennsylvania, Chariton Valley Cellular, Cricket, Coral Wireless (Mobi PCS), Cross, C-Spire (CellSouth), Duet IP (Maximum Communications New Core Wireless), Element Mobile (Flat Wireless), Epic Touch (Elkhart Telephone), GCI, Golden State, Google Voice, Hawkeye (Chat Mobility), Hawkeye (NW Missouri), Illinois Valley Cellular, Inland Cellular, iWireless (Iowa Wireless), Keystone Wireless (Immix Wireless/PC Man), Metro PCS, Mosaic (Consolidated or CTC Telecom), MTA Communications, MTPCS (Cellular One Nation), Nex-Tech Wireless, Panhandle Communications, Peoples Wireless, Pine Cellular, Pioneer, RINA, Sagebrush Cellular (Nemont), SI Wireless/Mobile Nation, Simmetry (TMP Corporation), SouthernLinc, Sprint, SRT Wireless, Thumb Cellular, T-Mobile, Union Wireless, United Wireless, U.S. Cellular, Verizon Wireless, Viaero Wireless, Virgin Mobile, and West Central (WCC or 5 Star Wireless)