| Freq. | Tone | Location | Lat. - Long. Antenna Height | Callsign | Link |
| 145.230- | 123.0 | Greeleyville | W4APE | P | |||
| 145.390- | None | Walterboro | KG4BZN | L | |||
| 145.410- | 123.0 | Seabrook Island | N 32° 34' 50" W 80° 09' 35" | 150 | WA4USN | K | |
| 145.450- | 123.0 | Rutledge Tower (MUSC) | N 32° 47' 03" W 79° 56' 42" | 160 | W4HRS | T | |
| 145.490- | 103.5 | Moncks Corner EOC | N 33° 11' 56" W 80° 00' 25" | 150 | W4HRS | W | |
| 146.610- | 123.0 | Goose Creek | N 33° 07' 32" W 80° 02' 20" | 450 | W4BRK | ||
| 146.685- | 91.5 | Florence (SCETV Tower) | N 34° 16' 48" W 79° 44' 34" | 480 | WR4SC | Link *35 | |
| 146.700- | 123.0 | Georgetown Mem. Hospital | N 33° 22' 46" W 79° 17' 05" | 60 | W4HRS | W | |
| 146.715- | 91.5 | Columbia (I-77 & I-20) | N 34° 07' 07" W 80° 56' 13" | 825 | WR4SC | Link *32 | |
| 146.715- | 162.2 | Conway (SCETV Tower) | N 33° 56' 59" W 79° 06' 31" | 480 | WR4SC | Link *30 | |
| 146.715- | 123.0 | Whitehall (SCETV Tower) | N 32° 42' 43" W 80° 40' 54" | 835 | WR4SC | Link *34 | |
| 146.730- | 123.0 | Trident Medical Center | N 32° 58' 35" W 80° 04' 24" | 94 | W4HRS | W | |
| 146.760- | 123.0 | Awendaw (Chan. 5 Tower) | N 32° 55' 28" W 79° 41' 58" | 855 | WR4SC | Link *31 | |
| Tone 4 Nets |
146.790- | 123.0 | USS Yorktown | N 32° 47' 26" W 79° 54' 29" | WA4USN | K | |
| Off Air |
146.835- | None | Summerville (I-26) | N 33° 02' 20" W 80° 09' 16" | KT4YW | ||
| 146.880- | 123.0 | Orangeburg | N 33° 32' 35" W 80° 49' 27" | 380 | WR4SC | Link *39 | |
| 146.910- | 156.7 | Whitehall (SCETV Tower) | N 32° 42' 43" W 80° 40' 54" | WA4SJS | L | ||
| 146.940- | 123.0 | Knightsville | N 32° 59' 38" W 80° 16' 12" | 280 | WA4USN | K | |
| 146.985- | 123.0 | Summerville Med. Center | N 32° 57' 57" W 80° 09' 27" | 65 | W1GRE | W | |
| 147.045+ | 103.5 | St. George | N 33° 10' 25" W 80° 34' 26" | K4ILT | K | ||
| 147.105+ | 123.0 | Wallace (SCETV Tower) | N 32° 48' 08" W 80° 01' 25" | 380 | WR4SC | Link *33 | |
| 147.135+ | 156.7 | Walterboro | KG4BZN | L | |||
| 147.150+ | 91.5 | Moncks Corner | N 33° 11' 56" W 80° 00' 25" | 150 | WD4NUN | ||
| 147.180+ | 123.0 | Dorchester | N 33° 08' 31" W 80° 21' 03" | 280 | W4HNK | ||
| 147.195+ | 123.0 | Florence | W4APE | P | |||
| 147.210+ | 210.7 | Moncks Corner | |||||
| 147.225+ | None | Santee | W4DTW | ||||
| 147.270+ | 123.0 | S'ville (Dorchester EOC) | W4ANK | T | |||
| 147.300+ | 162.2 | Russellville | |||||
| 147.345+ | None | Adams Run | W4ANK | T | |||
| 147.375+ | 123.0 | Georgetown | NE4SC | ||||
| 441.450+ | 123.0 | Knightsville | N 32° 59' 38" W 80° 16' 12" | 260 | WA4USN | H K A | |
| 441.575+ | 91.5 | Florence (SCETV Tower) | N 34° 16' 48" W 79° 44' 34" | 500 | WR4SC | Link *55 H |
|
| 441.575+ | 123.0 | Wallace (SCETV Tower) | N 32° 48' 08" W 80° 01' 25" | 400 | WR4SC | Link *53 H |
|
| 441.675+ | 162.2 | Conway (SCETV Tower) | N 33° 56' 59" W 79° 06' 31" | 500 | WR4SC | Link *50 H |
|
| 441.675+ | 123.0 | Whitehall (SCETV Tower) | N 32° 42' 43" W 80° 40' 54" | 815 | WR4SC | Link *54 H |
|
| 441.725+ | 123.0 | Awendaw (Chan. 5 Tower) | N 32° 55' 28" W 79° 41' 58" | 950 | WR4SC | Link *51 H |
|
| 441.725+ | 91.5 | Columbia (I-77 & I-20) | N 34° 07' 07" W 80° 56' 13" | 800 | WR4SC | Link *52 H |
|
| 441.750+ | 123.0 | Orangeburg | N 33° 32' 35" W 80° 49' 27" | 400 | WR4SC | Link *59 H |
|
| 442.050+ | 123.0 | Florence | W4APE | H P | |||
| 442.150+ | 123.0 | Trident Medical Center | N 32° 58' 35" W 80° 04' 24" | 94 | W4HRS | H T | |
| 443.800+ | 123.0 | Dorchester | N 33° 08' 31" W 80° 21' 03" | W4HNK | |||
| 444.075+ | 156.7 | Whitehall (SCETV Tower) | N 32° 42' 43" W 80° 40' 54" | KG4BZN | H L | ||
| 444.550+ | 156.7 | Walterboro | KG4BZN | L | |||
| 444.750+ | 123.0 | Greeleyville | W4APE | P | |||
| 444.775+ | 123.0 | St. Francis Hospital | N 32° 48' 30" W 80° 02' 31" | 40 | W4HRS | W | |
| 444.825+ | 123.0 | Rutledge Tower (MUSC) | N 32° 47' 03" W 79° 56' 42" | 160 | W4HRS | W | |
| 444.850+ | 123.0 | Colleton County Medical | N 32° 55' 19" W 80° 40' 30" | 60 | W4HRS | W | |
| 444.925+ | 123.0 | Georgetown | NE4SC |
| RED text = repeater part of HEART system | GREEN text = repeater part of SCHEART system, to link to another SCHEART |
| A = link via Awendaw Hub | H = repeater linking HUB | K = link via Knightsville Hub | repeater enter link code; 73 to drop link |
| L = Low Country Rptr. System | P = Palmetto Amateur Link System | T = link via Trident Hub | W = link via Wallace Hub |