- Northeast Maryland Amateur Radio Club (NEMARC)
- Informal simplex net Saturday at 9:00 AM, 50.146 MHz USB, 28.446 MHz USB
- 10 Meter (via K3DON)
- Tuesday at 7:00 PM, 28.370 USB (10-10 Fort McHenry)
- 2nd Wednesday at 8:00 PM, 28.445 USB (W3PGA)
- Thursday at 8:00 PM, 28.370 USB
- Friday at 8:00 PM, 28.370 USB (10-10 Fort McHenry)
- Saturday at 8:00 PM, 28.370 USB (10-10 Fort McHenry)
- Sunday at 8:00 PM, 28.435 USB (10-10 Chesapeake Bay)
Baltimore County, MD
- Aero Amateur Radio Club (ARC)(W3PGA)(Facebook)
- Aero ARC net 2nd Wednesday at 8:00 PM, 28.445 USB
- Aero ARC net 4th Wednesday at 8:00 PM, 147.240 (+) tone 123.0
- Aero ARC net 5th Wednesday at 8:00 PM, 449.575 (-) tone 123.0
- Baltimore Amateur Radio Club (W3FT)
- No nets at this time (01/26/2016 via Facebook)
- Baltimore County Auxiliary Communication Service (ACS)
- Baltimore Radio Amateur Television Society
- Amateur Televisionn Society (B.R.A.T.S.)
- Amateur Television net Sunday at 8:00 PM, 145.330 (-) no tone
- Traffic & Information Monday at 9:00 PM, 147.030 (+) tone 156.7
- Informal ATV net Tuesday at 11:45 AM, 147.030 (+) tone 156.7
- CATS ATV net Wednesday at 9:00 PM, 146.760 (-) tone 107.2
- Amateur Television net Thursday at 9:00 PM, 146.760 (-) tone 107.2
- BRATS Bulletin net Saturday at 1:00 PM, 147.030 (+) tone 156.7
- News & Tech net Saturday at 9:00 PM, 147.030 (+) tone 156.7
- Baltimore Traffic Net (BTN) (ARRL NTS)
- BTN meets daily at 6:30 PM, 146.670, (-) tone 107.2
- The Orioles Net – friendly round-table, all are welcome
- Oriole net meets daily at 9:00 AM, 146.670, (-) tone 107.2
- University of Maryland, Baltimore County Amateur Radio Club
- University of Maryland, College Park Amateur Radio Club
Cecil County, MD
- Chesapeake Bay Radio Association (CBRA) (WA3SFJ)
- Monday at 8:00 PM, 146.850 (-) tone 107.2
- Cecil County Amateur Radio Club (net Sunday 8:00 pm)
- ARES – 145.470 (-) tone 127.3 (Charlestown) (N3RCN)
448.5750 (-) PL 107.2 –(possibly out of service)- ARES – 442.9500 (-) PL 103.5 – operating status unknown
Kent County, MD
- Kent Amateur Radio Society (K3ARS)
- K3ARS net Tuesday at 8:00 PM, 147.375 (+) tone 156.7
Queen Anne’s County, MD
- Queen Anne’s Amateur Radio Club (K3QAC) (KE3AO)
- QAARC informal net Monday at 8:00 PM, 146.940 (-) tone 107.2
Talbot County, MD
- Easton Amateur Radio Society (EARS) (K3EMD)
- EARS net Tuesday at 8:00 PM, 147.045 (+) tone 156.7
- Echolink node W3GAC-R
- *Except third Tuesday of each month (club meeting night).
Carroll County, MD
- Carroll County Amateur Radio Club (CCARC) (K3PZN)
- CCARC net Wednesday at 8:30 PM, 145.410 (-) tone 114.8
- Carroll Amateur Radio Emergency Team (CARET)
- ARES/RACES net Tuesday at 8:30 PM, 145.410 (-) tone 114.8
Howard County, MD
- Columbia Amateur Radio Association (CARA)
- Net Sunday at 9:30 PM, 147.135 (-) tone 156.7
- Howard County ARES/RACES
- ARES/RACES net Tuesday (except 4th) at 7:00 PM, 147.135 (-) tone 156.7
Anne Arundel County, MD
- Amateur Radio Club of the National Electronics Museum
- Northrop Grumman Family net Wednesday at 3:00 PM, 14.270 +/-5
- EM-C net Wednesday at 7:30 PM, 146.760 (-) tone 107.2
- Anne Arundel Radio Club (AARC) (W3VPR)
- AARC net Wednesday at 8:00 PM, 147.105 (+) tone 107.2 »»» linked to 147.075 (+) tone 107.2 and 442.400 (+) tone 100.0
- Morning commuter net daily at 6:00 AM, 147.075 (+) tone 107.2
- Maryland Mobileers Amateur Radio Club (MMARC)
- Traffic & Information net Monday at 7:30 PM, 146.805 (-) tone 107.2
- Radio Emergency Associated Communication Teams (REACT)
- REACT net 1st Sunday at 7:30 PM, 442.300 (+) tone 107.2 (KB3CMA)
New Castle County, DE
- Christiana Amateur Radio Emergency Service (CARES) (W3DRA)
- CARES net Tuesday at 8:00 PM, 146.730 (-) tone 131.8
- Delaware Repeater Association (W3DRA)
York County, PA
- Keystone VHF Club
- Club & ARES/RACES net Monday at 8:30 PM, 146.970 (-) tone 123.0
- Keystone Digital net Tuesday at 8:00 PM, 146.970 (-) tone 123.0
- New Ham Elmer net Tuesday at 9:00 PM, 146.970 (-) tone 123.0
- Southern Pennsylvania Communications Group
- 146.700 (-) tone 114.8
- York ARES RACES Skywarn (YARS)
Lancaster County, PA
- SLRC net (Christiana, Lancaster County, PA) N3SLC – Friday at 8:00 PM, 145.250 (-) tone 114.8
- First Wednesday at 8:30 PM, 145.310 (-) tone 118.8
- LRTS net Thursday at 9:00 PM, 145.390 (-) tone 118.8
- RRRA net Wednesday at 9:00 PM, 147.015 (+) tone 118.8 or Echolink w3rrr-r node 380019
- SPARC net Tuesday at 9:00 PM, 145.230 (-) tone 118.8
- Saturday night at 8:00 PM, 146.745 (-) tone 114.8
Chester County, PA
- State Line Radio Club of PA and MD (SLRC)
- SLRC net (Christiana, Lancaster County, PA)) Friday at 8:00 PM, 145.250 (-) tone 114.8
- Chester County ARES/RACES (CCAR)
- CCAR net Thursday at 7:30 PM, 146.940 (-) tone 131.8 and 446.525 (-) tone 100.0 (repeaters linked)
Maryland State-Wide Nets
- ARRL NTS Maryland Emergency Phone Net (MEPN)
- MEPN meets daily at 6:00 PM **, 3.820 LSB
- ** MEPN may be held at 5:00 PM in the winter due to band conditions
- ARRL NTS Maryland – Delware – DC Traffic Net (MDD)
- MDD meets daily at 7:00 PM and 10:00 PM, 3.643 LSB
- ARRL Maryland-DC (MDC) Section
Digital World-Wide Reflectors & Nets
- xREFLECTOR.net
- C4FM System Fusion FCS001
- C4FM System Fusion FCS002
- D-STAR nets, various times and reflectors
- D-STAR D-Plus (REF) reflectors
- D-STAR DExtra (XRF) reflectors
- D-STAR x-Net (DCS) live stream
- D-STAR Multiprotocol (XLX) reflectors
- D-STAR ircDDB live stream (see where chats are happening now)
- D-STAR ircDDB network status
- DMR nets (may not be up to date)
- DMR HYTERA user dashboard
- DMR HYTERA live stream
- P25 (PCS)
- Echolink nets (Yahoo) / Echolink nets (DODROPIN)
- Ephrata Area Repeater Society
- EARS net Monday at 9:00 PM, 145.450 (-) tone 100
- Lancaster County ARES Net
- Voice only – first Tuesday at 8:30 PM, 145.310 (-) tone 118.8
- Voice/Digital – third Tuesday at 8:30 PM, 145.310 (-) tone 118.8
- State Line Radio Club of PA and MD (SLRC)
- SLRC net (Christiana, Lancaster County, PA) N3SLC – Friday at 8:00 PM, 145.250 (-) tone 114.8
- Lancaster County Skywarn Net
- First Wednesday at 8:30 PM, 145.310 (-) tone 118.8
- Lancaster Radio Transmitting Society
- LRTS net Thursday at 9:00 PM, 145.390 (-) tone 118.8
- Red Rose Repeater Association
- RRRA net Wednesday at 9:00 PM, 147.015 (+) tone 118.8 or Echolink w3rrr-r node 380019
- Southern PA Amateur Radio Club (SPARC)
- SPARC net Tuesday at 9:00 PM, 145.230 (-) tone 118.8
- Tristate Radio Association
- Saturday night at 8:00 PM, 146.745 (-) tone 114.8
Chester County, PA
- State Line Radio Club of PA and MD (SLRC)
- SLRC net (Christiana, Lancaster County, PA)) Friday at 8:00 PM, 145.250 (-) tone 114.8
- Chester County ARES/RACES (CCAR)
- CCAR net Thursday at 7:30 PM, 146.940 (-) tone 131.8 and 446.525 (-) tone 100.0 (repeaters linked)
Maryland State-Wide Nets
- ARRL NTS Maryland Emergency Phone Net (MEPN)
- MEPN meets daily at 6:00 PM **, 3.820 LSB
- ** MEPN may be held at 5:00 PM in the winter due to band conditions
- ARRL NTS Maryland – Delware – DC Traffic Net (MDD)
- MDD meets daily at 7:00 PM and 10:00 PM, 3.643 LSB
- ARRL Maryland-DC (MDC) Section
Digital World-Wide Reflectors & Nets
- xREFLECTOR.net
- C4FM System Fusion FCS001
- C4FM System Fusion FCS002
- D-STAR nets, various times and reflectors
- D-STAR D-Plus (REF) reflectors
- D-STAR DExtra (XRF) reflectors
- D-STAR x-Net (DCS) live stream
- D-STAR Multiprotocol (XLX) reflectors
- D-STAR ircDDB live stream (see where chats are happening now)
- D-STAR ircDDB network status
- DMR nets (may not be up to date)
- DMR HYTERA user dashboard
- DMR HYTERA live stream
- P25 (PCS)
- Echolink nets (Yahoo) / Echolink nets (DODROPIN)