Postal Index Numbers (PIN) are 6 digits. The code 145284 does not currently match a registered major post office, though the 145xxx series generally covers the Gurdaspur region in Punjab.
While the US uses 5-digit codes, other countries use longer numeric strings:
China uses 6-digit postal codes. The prefix 14 is not typically used for primary regional routing (major cities like Beijing use 10xxxx ). Other Possible Interpretations
While not a CAS number (which uses dashes), it may appear in large datasets as an internal tracking ID for biological or chemical samples.

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查看更多Postal Index Numbers (PIN) are 6 digits. The code 145284 does not currently match a registered major post office, though the 145xxx series generally covers the Gurdaspur region in Punjab.
While the US uses 5-digit codes, other countries use longer numeric strings:
China uses 6-digit postal codes. The prefix 14 is not typically used for primary regional routing (major cities like Beijing use 10xxxx ). Other Possible Interpretations
While not a CAS number (which uses dashes), it may appear in large datasets as an internal tracking ID for biological or chemical samples.