plymouth county - new info in RRDB at https://www.radioreference.com/apps/db/?ctid=1224

Plymouth - 154.01000 KCA585 BM 203.5 PL Plymouth FireAlm Fire Alarm
Relay FMN Fire Dispatch

Duxbury -
155.61000 WPEY801 RM 203.5 PL Duxbury HarborMa Harbormaster FMN Public Works

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Plymouth County Fire Control

Frequency License Type Tone Alpha Tag Description Mode Tag

483.47500 WPPG990 RM 141.3 PLPly Cty CtlCounty Control FMN Fire Dispatch

453.45000 WQRC557 RM 306 DPLPly Cty MA-1Mutual Aid 1 FMN Fire-Talk

453.75000 WQRC557 RM 506 DPLPly Cty MA-2Mutual Aid 2 FMN Fire-Talk

453.95000 WQRC557 RM 606 DPLPly Cty MA-3Mutual Aid 3 FMN Fire-Talk

486.10000 WPPG990 M3 06 DPLPly Cty MA-5Mutual Aid 5 FMN Fire-Talk

486.77500 WPPG990 M 506 DPLPly Cty MA-6Mutual Aid 6 FMN Fire-Talk