| isc international seismological center | 1.94 | 0.8 | 6241 | 38 | 13 |
| institute of seismological research | 0.7 | 0.9 | 2090 | 35 | 86 |
| national center for seismology | 0.85 | 0.5 | 7865 | 30 | 13 |
| indian seismological research institute | 0.9 | 0.1 | 4412 | 39 | 97 |
| iss - international seismological summary | 0.67 | 0.4 | 893 | 41 | 46 |
| indian institute of seismology | 1.13 | 0.4 | 3721 | 30 | 95 |
| incorporated research institutions seismology | 0.49 | 0.6 | 1549 | 45 | 59 |
| national centre of seismology | 1.16 | 0.1 | 1920 | 29 | 38 |
| seismic control installations inc | 0.86 | 0.1 | 9706 | 33 | 4 |
| national center for seismology ncs | 0.05 | 0.7 | 6103 | 34 | 53 |
| http://www.isc.org | 1.26 | 0.6 | 9569 | 18 | 70 |
| seismological society of america | 0.35 | 0.7 | 9238 | 32 | 60 |
| www.isc.org | 1.39 | 0.1 | 1422 | 11 | 44 |
| national centre for seismology india | 0.45 | 0.8 | 4782 | 36 | 99 |
| isc.org | 1.01 | 0.1 | 950 | 7 | 46 |
| engineering and seismic construction inc | 0.75 | 0.2 | 7712 | 40 | 72 |
| ibc seismic site class | 0.09 | 0.4 | 7375 | 22 | 29 |
| isscc.org | 0.62 | 0.3 | 9111 | 9 | 95 |
| seismology society of america | 1.12 | 0.4 | 5618 | 29 | 76 |
