Below are spreadsheets showing the repeaters and talkgroups available on the Interstate DMR network. For people without Excel they are provided in pdf format, if you prefer you can also download Excel files. If you are unsure of what bridge your local repeater is on use Peerwatch to find it.

Updated 3/13/23

Excel Spreadsheets



Bridge 1 Excel .xls

Bridge 2 Ports 1-30 Excel .xls

Bridge 2 Ports 31-50 Excel .xls

Bridge 3 Ports 1-30 Excel .xls

Bridge 3 Ports 31-50 Excel .xls

PDF Documents



Bridge 1.pdf

Bridge 2 Ports 1 - 30 .pdf

Bridge 2 Ports 31-50 .pdf

Bridge 3 Ports 1-30 .pdf

Bridge 3 Ports 31-50 .pdf






Common Talkgroups

These are the talkgroups common to the repeaters connected to the Interstate Network.

These talkgroups should work on all Interstate connected repeaters. Most exceptions are noted. Consult the TG sheet for each individual repeater for additional available talkgroups.

TS1 - Full Time --

(9) Local 9-1

(3172) - North East Regional (PTT on VA Repeaters)

TS1 - Push-to-Talk --

(1) - Worldwide (Not available on Baltimore, MD)

(3) - North America(FT on Upper Marlboro, MD and NW DC) (Not available on Baltimore, MD)

(13) - Worldwide English (Not available on Baltimore, MD)

(113) - UA 1 English

# (3100) - The Bridge - USA (Not available on Baltimore, MD)

(3169) - Midwest Regional(FT on Youngstown, OH)

(3173) - Mid-Atlantic Regional (Full time on the repeaters in the Mid-Atlantic area)

(3174) - South East Regional

(3175) - Southern Plains Regional

(3176) - Southwest Regional

(3177) - Mountain Regional

(315120) - DC Regional

TS2 - Full Time --

(2) - Local 2- Local 2 covers different areas depending on which repeater you are on *

(8) - Penn-Mar

(9) - Local 9-2

TS2 - Push-to-Talk

(3190) - Northern PA

# (31361) - Upstate NY

# (31514) - Shenandoah Valley(FT on Bluemont, VA)

# (310) - TAC 310(Not available on Upper Marlboro, MD and Baltimore, MD)

# (311) - TAC 311

# (312) - TAC 312

(314) - TAC 314

(315) - TAC 315

(316) - TAC 316

(317) - TAC 317

(318) - TAC 318

(319) - TAC 319

# (311618) Southern MD (TS1 on Mechanicsville, Sunderland and Upper Marlboro)

(123) - UA 2 English

# (907) - JOTA(Jamboree on the air)

# (31623) - Public Safety Chat

# (3106) - California Statewide

# (3113) - Georgia Statewide

# (3116) - Idaho Statewide

# (3117) - Illinois Statewide

# (3118) - Indiana Statewide

# (3121) - Kentucky Statewide

# (3126) - Michigan Statewide

# (3127) - Minnesota Statewide

# (3129) - Missouri Statewide

# (3130) - Montana Statewide

# (3136) - New York Statewide

# (3137) - North Carolina Statewide

# (3139) - Ohio Statewide (TS1 on Youngstown, OH)

# (3145) - South Carolina Statewide

# (3147) - Tennessee Statewide

# (3148) - Texas Statewide (not connected to Statewide on the TX repeaters, BM only)

# (3149) - Utah Statewide

# (3155) - Wisconsin Statewide

# (31121) - First Coast Florida

# (3167) - All Star Chat

# (8710) - Crossroads (Indiana)

(9998) - Parrot (Audio DVR for testing)


All talkgroups are "group calls", no private calls are allowed.

* Local 2 is PTT on the Eastern Shore repeaters. 

(8802) - DelMarVa is the Local TG for the Eastern Shore.

# Connected to the Brandmeister Network

TS2 on Charlestown, PA is private


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