TV Channels in Griggsville, IL
ZIP Code: 62340 • Coordinates: 39.7347°N, 90.7282°W
Channels available
7 / 10 networks
Strongest signal
-51 dBm · WICS
Reliability
9 / 10
Recommended antenna
Rotator 74° ENE
Towers in range
5 Top 2 within 0 dB
§ 01
7 of 10 networks reach this ZIP Major Network Coverage
Signal values are sampled near the ZIP centroid. Reception at your specific address can vary, especially in hilly areas — check the coverage map for your block.
ABC
WICS
Ch. 20-1 · 720p
-51 dBm
+ 4 more
Also on this station:
FOX Ch. 55-1
Charge! Ch. 20-4
Comet TV Ch. 20-2
ROAR Ch. 20-3
NBC
WGEM-TV
Ch. 10-3 · 720p
-58 dBm
+ 3 more
Also on this station:
FOX Ch. 10-3
CW+ Ch. 10-2
Me-TV Ch. 10-4
CBS
KHQA-TV
Ch. 07-2 · 720p
-59 dBm
+ 3 more
Also on this station:
ABC Ch. 07-2
Comet TV Ch. 07-3
ROAR Ch. 07-4
FOX
WRSP-TV
Ch. 20-1 · 720p
-51 dBm
+ 4 more
Also on this station:
ABC Ch. 20-1
Charge! Ch. 20-4
Comet TV Ch. 20-2
ROAR Ch. 20-3
PBS
WMEC
Ch. 22-1 · 720p
-58 dBm
+ 3 more
Also on this station:
Create Ch. 22-3
PBS Kids 24/7 Ch. 22-4
World Channel Ch. 22-2
CW
Not Available
MyN
WCIX
Ch. 49-4 · 480i (w)
-62 dBm
+ 3 more
Also on this station:
Laff Ch. 49-4
ION Mystery Ch. 49-3
True Crime Network Ch. 55-2
ION
W29ES-D
Ch. 17-1 · 1080i
-69 dBm
+ 6 more
Also on this station:
NBC Ch. 17-1
Antenna TV Ch. 55-3
Court TV Ch. 17-5
COZI TV Ch. 17-2
ION Plus Ch. 17-4
Me-TV Ch. 17-6
Telemundo
Not Available
Univision
Not Available
§ 02
Select a network to see coverage area and towers near Griggsville, IL. Coverage Map
Loading map...
Select Network
Showing ABC coverage and towers
Signal strength · dBm >-30 Excellent → Poor <-70
§ 03
Stations ranked by received power at the ZIP centroid
Top 5 Strongest Signals
| Rank | Station | Channel | Networks | Signal | Quality | Bearing |
|---|---|---|---|---|---|---|
| #1 | WICS SPRINGFIELD, IL | 20-1 720p | ABCFOXCharge! +2 | -51 dBm | Good | 86° E |
| #2 | WICS SPRINGFIELD, IL | 20-1 720p | ABCFOXCharge! +2 | -51 dBm | Good | 86° E |
| #3 | WRSP-TV SPRINGFIELD, IL | 55-20 nan | GameLoopPickleball TVROXi +1 | -51 dBm | Good | 86° E |
| #4 | WGEM-TV QUINCY, IL | 10-3 720p | FOXNBCCW+ +1 | -58 dBm | Good | 297° WNW |
| #5 | WGEM-TV QUINCY, IL | 10-3 720p | FOXNBCCW+ +1 | -58 dBm | Good | 297° WNW |
§ 04
How reliable, where to point, and whether you'll have to choose between towers Reception Analysis
Reliability Score
9 / 10
Signal varies 3 dB across the sample area — minimal variation across this ZIP.
Antenna Recommendation
Rotator Recommended
Towers spread 136° - rotator recommended
Signal Competition
Contested
§ 05
About TV Reception in Griggsville
Griggsville, Illinois (62340) has access to 5 strong TV signals. The strongest signal comes from WICS at -51 dBm, rated as "Good" quality.
For best reception, we recommend using an outdoor antenna mounted as high as possible. Indoor antennas may work for "Excellent" and "Good" rated signals.
Signal Quality Guide
- Excellent −50 dBm and stronger Indoor antenna should work
- Good −65 to −50 dBm Indoor antenna in good conditions
- Fair −75 to −65 dBm Outdoor antenna recommended
- Poor −85 to −75 dBm High-gain outdoor antenna required
- No Signal below −85 dBm Below ATSC threshold — reception unlikely