- Spam
- Uncertain
- Scam
- Suspicious
Community reports for 02 3815 0515 (0238150515) describe suspicious calls with hang-ups on connection and solar sales spam. 4 reports from NSW.
Uncertain and Spam Activity from 02 3815 0515
Four contributors have reported calls from 02 3815 0515 (also written as 0238150515), a local NSW number allocated to Symbio Networks. The reports describe suspicious patterns including immediate hang-ups upon connection, potential number-checking activity, and unsolicited sales pitches. Three reports are marked uncertain, suggesting contributors suspected scam or automated behaviour but lacked confirmation, while one identified the call as solar battery sales spam.
What Callers from 02 3815 0515 Do
The reported behaviour from 0238150515 fits a recognisable pattern of either automated number verification or low-level telemarketing. One contributor answered a call from 02 3815 0515, said their name aloud, and the caller immediately hung up without speaking. This "listen and disconnect" pattern is consistent with scammers or spam operators testing whether a number is active and answers to a real person. Another contributor received the call twice within two days, suggesting repeated dialling attempts rather than a one-off mistake. A third report flagged the number as solar battery sales spam, indicating at least some calls from 0238150515 are commercial pitches rather than verification probes. One contributor who answered simply described the caller as "trying to find active numbers," capturing the apparent intent of the silent hang-up reports.
Call Patterns and Timing
Reports about 02 3815 0515 span multiple months, with the most recent activity in April 2026. The spacing between reports suggests ongoing activity rather than isolated incidents. One contributor noted receiving two calls within a week, indicating the number may be part of an active calling campaign. Most calls were answered by contributors, though one was missed, suggesting the caller persists in attempting contact. The variety of report channels (missed calls, answered calls) indicates the number uses different timing strategies to reach recipients.
What to Do If You Receive a Call from 02 3815 0515
If 02 3815 0515 calls and you don't recognise the number, consider these steps: do not provide personal information, your full name, or confirmation that the number has reached an active line. If the caller hangs up immediately after you answer or speak, this indicates the number is likely testing for active phone numbers. Block 0238150515 in your phone's call settings to prevent future calls. If the call is unsolicited sales (such as solar products), you can report it and register your preference not to be contacted through the Australian Do Not Call Register at donotcall.gov.au. If you suspect the number is engaged in scam activity rather than legitimate sales, report it to the ACMA (Australian Communications and Media Authority) at acma.gov.au or to Scamwatch at scamwatch.gov.au, which collects reports of suspected scams.
How to Report 02 3815 0515
Community intelligence helps identify patterns of suspicious or unsolicited calling. If you receive calls from 02 3815 0515 or 0238150515, you can contribute your experience to Reverseau to help others in your community recognise the number. For formal reporting to Australian authorities: Scamwatch (scamwatch.gov.au) accepts reports of suspected scams; the ACMA (acma.gov.au) handles complaints about telemarketing and unsolicited calls; and the Do Not Call Register (donotcall.gov.au) allows you to opt out of telemarketing. If the calls are persistent or threatening, contact your local police or the National Fraud Hotline.
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WRITE A REVIEWRatings Distribution
What Our Users Reviewed
Got a couple of emails about solar, clicked one to read it, reckon that's why this call came through
Call 2x in last 2 days?
Seems like a scammer trying to find active numbers
Solar Battery Sales spam.
Called, moment I answered and said my name they hung up.
Help others by sharing your experience with (02) 3815 0515!
WRITE A REVIEWFrequently Asked Questions
Why did the caller from 02 3815 0515 hang up immediately after I answered?
One contributor reported this exact experience with 0238150515: they answered, said their name, and the caller disconnected without speaking. This pattern suggests the number may be part of an automated or semi-automated campaign to verify active phone numbers. Scammers and spam operators use this tactic to confirm which numbers are answered by real people, then may sell that information or return to those numbers later. Hanging up immediately after you speak avoids extended conversation that might record evidence.
I received two calls from 02 3815 0515 within two days. Is this normal?
A contributor reported receiving two calls from 0238150515 within a week, which suggests the number is part of an active calling campaign rather than a accidental misdial. Repeated attempts to reach the same number within a short timeframe is typical of systematic telemarketing or number-checking operations. If calls continue, blocking 02 3815 0515 in your phone's settings will prevent further attempts from that number.
One report mentions solar battery sales. Is 0238150515 a legitimate solar company?
One contributor identified calls from 02 3815 0515 as solar battery sales spam, suggesting at least some calls from this number are commercial sales pitches. However, the other reports describe suspicious silent hang-ups and number-checking behaviour, which are not typical of transparent sales operations. If you're interested in solar products, contact companies directly rather than responding to unsolicited calls. You can also register with the Do Not Call Register at donotcall.gov.au to reduce telemarketing calls.
What does 'trying to find active numbers' mean in the context of calls from 0238150515?
A contributor used this phrase to describe their suspicion about a call from 02 3815 0515, referring to the practice of automated or semi-automated systems that dial large lists of numbers to identify which ones are active (answered by a real person). Once a number is confirmed active, that information may be sold to other scammers or telemarketers, or the same operator may target it later with phishing or sales calls. This is why remaining silent or not confirming your presence is sometimes recommended when you don't recognise a caller.
Should I report 02 3815 0515 to the Do Not Call Register?
Yes, if 0238150515 called you with unsolicited telemarketing (such as the solar sales pitch reported by one contributor), you can register your number and lodge a complaint via the Do Not Call Register at donotcall.gov.au. However, if you suspect the calls are part of a scam rather than legitimate telemarketing, also report the number to Scamwatch (scamwatch.gov.au) and the ACMA (acma.gov.au), which track patterns of fraudulent activity across multiple phone numbers.
The number 02 3815 0515 is allocated to a real company (Symbio Networks). Does that mean the calls are legitimate?
Allocation to a legitimate provider does not guarantee that calls from 0238150515 are legitimate. Phone numbers allocated to service providers can be used by multiple businesses, resold, or compromised by scammers who spoof the caller ID. The reports about 02 3815 0515 describe suspicious behaviour (hang-ups on connection, apparent number verification, spam pitches), which contradicts transparent business practices. Always verify the identity of callers independently by contacting organisations directly, rather than trusting the displayed number.